1 Getting Started
40 E364xA User’s and Service Guide
3 Low voltage range selection key Select the low voltage range and allow its full rated output to
the output terminals.
4 High voltage range selection key Select the high voltage range and allow its full rated output to
the output terminals.
5 Overvoltage protection key Enable or disable the overvoltage protection function, set the
trip voltage level, and clear the overvoltage condition.
6 Display limit key Display the voltage and current limit values on the display and
allow the knob adjustment for setting limit values.
7 Resolution selection keys Move the flashing digit to the right or left, and adjust the
scrolling speed of the text being displayed in the View menu.
8 Voltage/Current adjust
selection key
Select the knob control function for voltage or current
adjustment.
9 Knob Increase or decrease the value of the flashing digit by turning
clockwise or counter-clockwise.
10 Output On/Off key Enable or disable the power supply output. This key toggles
between on and off.
11 I/O configuration menu/Secure
key
[a]
Configure the power supply for remote interfaces, or secure or
unsecure the power supply for calibration.
12
View menu/Calibrate key
[b]
View the error codes and the text of the error message,
calibration string, and system firmware revision, or enable the
calibration mode.
13
State storage menu/Local key
[c]
Store up to five power supply states in non-volatile memory and
assign a name to each of the storage locations, or return the
power supply to the local mode from the remote interface mode.
14 Stored state Recall/Reset menu Recall a stored operating state from location 1 through 5 and
reset the power supply to the power-on state (
*RST
command).
15 Tracking enabling/ disabling key Enable or disable the track mode of the outputs.
[a] You can use it as the Secure or Unsecure key when the power supply is in the calibration mode.
[b] You can enable the calibration mode by holding down this key when you turn on the power supply.
[c] The key can be used as the Local key when the power supply is in the remote interface mode.
Table 1-4 Front panel overview